Top Definition
A person who displays a marked lack of knowledge when using Twitter.
"OMG, Twitter won't let me post my critical essay on The Love Song of J. Alfred Prufrock."

"Dude! You can only post 140 characters at a time. Are you fucking twilliterate?"
#twitter #illiterate #social network #microblogging #updates
by FADviral September 21, 2009
The absence knowledge of how to use the social networking site Twitter, whether by choice or ignorance.
Dong: Hit me up on twitter bro.

Wang: Can't, I'm twilliterate.
#twitter #illiterate #tweet #difficulty #trouble
by -MagiC-NinjA- January 12, 2012
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